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@Book{            Pin,
  Author        = "Pin, Jean-Eric",
  date-added    = "2020-04-10 11:07:26 +0200",
  date-modified = "2020-04-10 11:07:27 +0200",
  Title         = "Mathematical Foundations of Automata Theory",
  Year          = "2013",
  File          = "Mathematical Foundations of Automata Theory - Pin (1) (0) - a - a.pdf",
  file-2        = "Mathematical Foundations of Automata Theory - Pin (0) (0) - a - a.pdf"
}

@Book{ Pin, Author = "Pin, Jean-Eric", date-added = "2020-04-10 11:07:26 +0200", date-modified = "2020-04-10 11:07:27 +0200", Title = "Mathematical Foundations of Automata Theory", Year = "2013", File = "Mathematical Foundations of Automata Theory - Pin (1) (0) - a - a.pdf", file-2 = "Mathematical Foundations of Automata Theory - Pin (0) (0) - a - a.pdf" }